Keto Cajun Shrimp and Sausage Foil Packets Recipe
A quick and flavorful one-pan keto dinner ready in under 40 minutes.
Key Info
- Prep Time: 15 minutes
- Cook Time: 20-25 minutes
- Total Time: 35-40 minutes
- Servings: 4
- Calories: 420 per serving
- Fat: 28g
- Protein: 35g
- Net Carbs: 6g
- Difficulty: Easy
- Diet Tags: Keto, Low-Carb, Gluten-Free
Equipment Needed
- Heavy-duty aluminum foil (or double-layer regular foil)
- Large mixing bowl
- Cutting board
- Sharp knife
- Measuring spoons
- Grill or oven
- Tongs (optional)
Ingredients
Main Components:
- 1 pound (450g) large shrimp, peeled and deveined
- 12 ounces (340g) andouille sausage, sliced into ¼-inch rounds
- 2 medium zucchini (about 400g), sliced into ¼-inch rounds
- 1 red bell pepper, chopped
- 1 green bell pepper, chopped
Seasoning Mix:
- 2 tablespoons (30ml) olive oil
- 2 tablespoons Cajun seasoning
- 2 cloves garlic, minced
- Salt and pepper to taste
Garnish:
- Fresh parsley, chopped
- Lemon wedges
Method
- Preheat your grill to medium-high heat (400°F/200°C) or oven to 400°F (200°C).
- In your large mixing bowl, combine shrimp, sliced sausage, zucchini, and bell peppers.
- Add olive oil, Cajun seasoning, minced garlic, salt, and pepper.
- Toss everything until evenly coated.
- Tear off 4 pieces of heavy-duty foil (approximately 12×18 inches each).
- Divide mixture evenly between foil pieces, placing in the center.
- To seal packets, bring the long sides together and fold twice, then fold in the ends.
Leave some space for steam inside.
- For grilling: Cook for 10-12 minutes, flipping halfway.
For oven: Bake for 15-20 minutes. - Open packets carefully (watch for steam!).
Shrimp should be pink and opaque.
Crucial Tips
- Don’t overcrowd packets – leave room for steam circulation.
- Seal edges tightly to prevent leaks.
- Cut vegetables uniformly for even cooking.
- Check the thickest piece of sausage for doneness.
Storage & Scaling
Storage:
- Refrigerate leftovers up to 2 days.
- Best enjoyed fresh.
- Reheat in oven at 350°F for 10 minutes.
Scaling:
- Recipe easily doubles or halves.
- Keep packet portions similar for even cooking.
Variations
- Swap shrimp for chicken (adjust cooking time to 20-25 minutes).
- Try different low-carb veggies (broccoli, asparagus).
- Adjust Cajun seasoning to taste.
- Use Italian sausage for a different flavor profile.
Common Mistakes to Avoid
- Don’t overcook the shrimp (they’ll become rubbery).
- Don’t skimp on seasoning.
- Don’t make packets too tight – steam needs space.
- Don’t use thin foil – it can tear.
This recipe is perfect for busy weeknights or outdoor cooking when you want minimal cleanup with maximum flavor!











